Founded in Birmingham in 1921, O’Neal Manufacturing Services produces fabricated steel components and welded sub-assemblies for high-volume OEM production. The family-owned company operates a North American network of ISO 9001:2015-certified facilities totaling more than 1.5 million square feet, combining multistage fabrication with supply-chain support for heavy equipment and infrastructure manufacturers. Its Cedar Falls operation adds a 162,000-square-foot Midwest hub known for fiber-laser cutting and complex machined assemblies.
ISO 9001:2015
certification
O'Neal SteelWith roots reaching back to the early 1920s, O’Neal Steel distributes metal and processes it into customer-specified parts through a network of 19 U.S. service centers. The company is part of O’Neal Industries, the country’s largest family-owned group of metal service centers, with four generations of O’Neal family leadership shaping its growth. Its Birmingham hub is the company’s largest location, while teams such as Dallas fiber-laser operator DJ Wood and Birmingham tube-laser operator Derek Spraggins reflect a hands-on culture built around adaptability and long-term relationships.AMBRIDGE, PA
OMCO FabricationOMCO Fabrication carries the legacy of Weaver & Sons, a Talladega operation founded in 1945 by members of the Weaver family after one son returned from World War II. Acquired by OMCO in 2014, the 100,000-square-foot facility now produces custom metal components and complete assemblies for OEMs and other industrial customers, backed by ISO 9001:2015 certification.WICKLIFFE, OH
Northern ManufacturingFounded in Oak Harbor in 1951, Northern Manufacturing is a long-established Ohio metal fabricator known for taking on difficult stainless steel work for engineering companies. Its 160,000-square-foot operation serves as a long-term fabrication partner, combining traditional craftsmanship with modern technology for complex, specification-ready components. The company is ISO 9001:2015 certified and employs more than 60 qualified welders.OAK HARBOR, OH
Zimmerman Steel & Supply Co. LLCFamily-owned and operated since 1995, Zimmerman Steel & Supply Co. LLC has built its Dalton, Ohio, business around custom metal fabrication for industrial customers. Its two facilities span more than 82,000 square feet and support projects ranging from small production work to large, complex jobs across the United States and Canada. The company’s welders hold AWS D1.1 and D1.5 certifications, with additional Canadian certification through CWB CSA W47.1.DALTON, OH